package main

/**
Assume we are dealing with an environment which could only store integers within the 32- bit signed integer range: [−2^31, 2^31 − 1]. For the purpose of this problem, assume that your function returns 0 when the reversed integer overflows.

*/
func reverse(x int) int {
	tmp := 0
	for x != 0 {
		tmp = tmp*10 + x%10
		x = x / 10
	}
	if tmp > 1<<31-1 || tmp < -(1<<31) {
		return 0
	}
	return tmp
}
